CN216426580U

CN216426580U - Electric hoist lifting alarm and power supply cut-off device used in high-temperature area

Info

Publication number: CN216426580U
Application number: CN202122626016.1U
Authority: CN
Inventors: 卢荣军; 赵文昌; 李红军; 牛晓东; 许学虎
Original assignee: Xinxing Ductile Iron Pipes Fukang Energy Co ltd
Current assignee: Xinxing Ductile Iron Pipes Fukang Energy Co ltd
Priority date: 2021-10-29
Filing date: 2021-10-29
Publication date: 2022-05-03
Anticipated expiration: 2031-10-29

Abstract

The utility model relates to an electric hoist technical field, specifically speaking relates to an electric hoist that high temperature region used rises and reports to police and power cutting device. It includes the electric hoist body, crossbeam and electric hoist travelling car, still includes elevating system and fixed establishment, elevating system includes the touch panel, the electric hoist body is including the lifting hook that uses the rope to connect, the rope of electric hoist body passes the touch panel, the lifting hook is located the touch panel below, the touch panel top is fixed with the connecting rod, fixed establishment includes the fixed plate, the fixed plate is fixed in the outside of electric hoist travelling car, the fixed plate top is equipped with the deflector, the connecting rod passes the deflector, the deflector top is equipped with the mounting panel, be equipped with limit switch on the mounting panel, the connecting rod top is equipped with the connecting plate, the utility model discloses a connecting plate that sets up cuts off the power of electric hoist immediately after limit switch and the connecting plate contact that rises, and then can effectively avoid the emergence of gib head accident, ensures the steady operation of equipment, avoids appearing the potential safety hazard.

Description

Electric hoist lifting alarm and power supply cut-off device used in high-temperature area

Technical Field

The utility model relates to an electric hoist technical field, specifically speaking relates to an electric hoist that high temperature region used rises and reports to police and power cutting device.

Background

In crane equipment, in order to avoid the too high lifting height of a lifting hook from colliding with a steel wire rope reel to cause the hook head to lift, the heavy hammer limit is generally used as primary protection, but in some high-temperature and molten metal areas, the reel is very close to the high-temperature area due to space limitation, so that the heavy hammer limit is always in a high-temperature environment and is frequently damaged, when irregular operation occurs, the hook head can lift, the equipment fault handling time is long, and meanwhile, safety accidents easily occur.

Disclosure of Invention

An object of the utility model is to provide an electric hoist that high temperature region used rises and reports to police and power cut-off to what provide in solving above-mentioned background art is in some high temperatures, molten metal region, because the restriction in space, the reel is very close apart from high temperature region, causes the weight spacing to be in high temperature environment always, often takes place to damage, when the nonstandard operation appears, the gib head can take place to rise the accident on top, causes equipment fault handling time long, takes place the problem of incident very easily simultaneously.

In order to achieve the above object, the utility model provides an electric hoist that high temperature region used rises and reports to police and power cutting device, including electric hoist body, crossbeam and electric hoist travelling car, still include elevating system and fixed establishment, elevating system includes the touch panel, the electric hoist body is including the lifting hook that uses the rope to connect, the rope of electric hoist body passes the touch panel, the lifting hook is located touch panel below, the touch panel top is fixed with the connecting rod, fixed establishment includes the fixed plate, the outside at electric hoist travelling car is fixed to the fixed plate, the fixed plate top is equipped with the deflector, the connecting rod passes the deflector, the deflector top is equipped with the mounting panel, be equipped with limit switch on the mounting panel, the connecting rod top is equipped with the connecting plate.

As a further improvement of the technical scheme, the touch plate is provided with two elongated slots, and the ropes at the two ends of the lifting hook respectively pass through the different elongated slots.

As a further improvement of the technical scheme, the length of the touch plate is greater than that of a winding drum of the electric hoist body.

As a further improvement of the technical scheme, the number of the connecting rods is at least four, and the connecting rods are symmetrically arranged on two sides of the cross beam.

As a further improvement of the technical scheme, the guide plate is provided with a guide sleeve, and the connecting rod penetrates through the guide sleeve.

As a further improvement of the technical scheme, the tail end of the connecting rod is in threaded connection with at least two nuts, and a connecting plate is arranged between the nuts.

As a further improvement of the technical scheme, the guide plate is fixed on the fixing plate through a bolt, and the fixing plate is provided with a long notch.

Compared with the prior art, the beneficial effects of the utility model are that:

1. in this electric hoist that high temperature region used rises and reports to police and power cut-off device, through the connecting plate that sets up, cut off electric hoist's power immediately after limit switch and the connecting plate contact that rises, and then can effectively avoid the emergence of gib head accident, ensure the steady operation of equipment, avoid appearing the potential safety hazard.

2. In the electric hoist lifting alarm and power supply cut-off device used in the high-temperature area, the limit switch is arranged above the moving beam of the electric hoist, so that the distance between the limit switch and molten metal is increased, direct high-temperature baking is avoided, and the service life of the limit switch is prolonged.

Drawings

FIG. 1 is a front view of the overall structure of the embodiment;

FIG. 2 is a left side view of the overall structure of the embodiment;

fig. 3 is a front view of the entire structural part of the embodiment.

The various reference numbers in the figures mean:

100. an electric hoist body; 101. a hook; 110. a cross beam; 120. an electric hoist moving trolley;

200. a lifting mechanism;

210. a touch pad; 211. a connecting rod; 212. a nut; 213. a connecting plate;

300. a fixing mechanism;

310. a fixing plate; 311. a guide plate;

320. mounting a plate; 321. and a limit switch.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Examples

Referring to fig. 1 to 3, the embodiment provides an electric hoist lift alarm and power cut-off device used in a high temperature area, which includes an electric hoist body 100, a cross beam 110, an electric hoist moving cart 120, a lifting mechanism 200 and a fixing mechanism 300, where the lifting mechanism 200 includes a touch panel 210, the electric hoist body 100 includes a hook 101 connected by a rope, the rope is preferably a steel wire rope, the rope of the electric hoist body 100 passes through the touch panel 210, the hook 101 is located below the touch panel 210 and contacts with the touch panel 210 when the hook 101 ascends to the limit, a connecting rod 211 is fixed above the touch panel 210, the fixing mechanism 300 includes a fixing plate 310, the fixing plate 310 is fixed on the outer side of the electric hoist moving cart 120 by bolts, and is convenient to detach, a guide plate 311 is arranged above the fixing plate 310, the connecting rod 211 passes through the guide plate 311, and drives the connecting rod 211 to slide in the guide plate 311 after the hook 101 contacts with the touch panel 210, the mounting plate 320 is arranged above the guide plate 311, the limit switch 321 is arranged on the mounting plate 320, the connecting plate 213 is arranged above the connecting rod 211, when the sliding connecting rod 211 drives the connecting plate 213 to move up to a certain position, the limit switch 321 is touched to be opened or closed, and the power-on condition of the electric hoist body 100 is controlled through the limit switch 321.

When the lifting mechanism 200 and the fixing mechanism 300 of the device are used, the lifting hook 101 can be in contact with the touch plate 210 when rising to the limit, the connecting rod 211 is driven to slide in the guide plate 311 after the lifting hook 101 is in contact with the touch plate 210, the sliding connecting rod 211 drives the connecting plate 213 to move upwards to a certain position, the limit switch 321 is touched to open or close, and the power-on condition of the electric hoist body 100 is controlled by the limit switch 321

In this embodiment, in order to reduce friction between the rope on the lifting hook 101 and the touch plate 210, two long grooves are formed in the touch plate 210, the ropes at the two ends of the lifting hook 101 respectively pass through the different long grooves, when the electric hoist body 100 is used, the rope is wound on the winding drum and can drive the lifting hook 101 to move back and forth along with the winding drum, and the long grooves can adapt to the movement, so that the rope is prevented from being tightened, and the friction is reduced.

Further, in order to effectively cover the reel, the length of the touch plate 210 is greater than that of the reel of the electric hoist body 100, and the length covers the slot of the rear convenient slot.

Specifically, in order to facilitate the descending of the lifting mechanism 200 by means of gravity, at least four connecting rods 211 are provided, the connecting rods 211 are symmetrically arranged on two sides of the cross beam 110, and the lifting mechanism 200 can be restored to the original position under the action of gravity when the lifting hook 101 descends through a symmetrical structure.

In addition, in order to improve the stability of the connecting rod 211 during sliding, a guide sleeve is arranged on the guide plate 311, the connecting rod 211 penetrates through the guide sleeve, and the guide sleeve is a long round sleeve and improves the stability of the connecting rod 211 during sliding.

Furthermore, in order to adjust the position of the connection plate 213, at least two nuts 212 are screwed to the tail end of the connection rod 211, the connection plate 213 is disposed between the nuts 212, the working length of the connection rod 211 can be adjusted by screwing the nuts 212, so that the position of the touch plate 210 can be adjusted, and the nuts 212 located below the connection plate 213 can prevent the connection plate 213 from being greatly impacted.

Specifically, in order to adjust the position between the fixed plate 310 and the guide plate 311, the guide plate 311 is fixed on the fixed plate 310 by a bolt, a long notch is formed in the fixed plate 310, and the bolt penetrates through the long notch, so that the long notch can be used for sliding the guide plate 311, and the position can be conveniently adjusted.

The utility model discloses when using, at first switch on hoist body 100's power, it removes to drive lifting hook 101 through the rope, can contact with touch panel 210 when lifting hook 101 rises to the limit, drive connecting rod 211 and slide in deflector 311 after lifting hook 101 and touch panel 210 contact, after gliding connecting rod 211 drives connecting plate 213 and shifts up a certain position, touch limit switch 321 makes it open or close, through the circular telegram condition of limit switch 321 control hoist body 100, long notch on the while fixing plate 310 can supply deflector 311 to slide, convenient adjusting position, connecting plate 213 all is equipped with nut 212 from top to bottom, can adjusting connection rod 211's working length through twisting nut 212, thereby adjust touch panel 210's position.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an electric hoist that high temperature region used rises and reports to police and power cutting device, includes electric hoist body (100), crossbeam (110) and electric hoist travelling car (120), its characterized in that: further comprises a lifting mechanism (200) and a fixing mechanism (300), wherein the lifting mechanism (200) comprises a touch plate (210), the electric hoist body (100) comprises a lifting hook (101) connected by a rope, the rope of the electric hoist body (100) passes through the touch plate (210), the lifting hook (101) is positioned below the touch plate (210), a connecting rod (211) is fixed above the touch plate (210), the fixing mechanism (300) comprises a fixing plate (310), the fixing plate (310) is fixed on the outer side of the electric hoist moving trolley (120), a guide plate (311) is arranged above the fixed plate (310), the connecting rod (211) penetrates through the guide plate (311), deflector (311) top is equipped with mounting panel (320), be equipped with limit switch (321) on mounting panel (320), connecting rod (211) top is equipped with connecting plate (213).

2. The electric hoist lifting alarm and power supply cutoff device for use in a high temperature area according to claim 1, wherein: two long grooves are formed in the touch plate (210), and ropes at two ends of the lifting hook (101) respectively penetrate through the different long grooves.

3. The electric hoist lifting alarm and power supply cutoff device for use in a high temperature area according to claim 2, wherein: the length of the touch plate (210) is larger than that of a winding drum of the electric hoist body (100).

4. The electric hoist lifting alarm and power supply cutoff device for use in a high temperature area according to claim 1, wherein: the number of the connecting rods (211) is at least four, and the connecting rods (211) are symmetrically arranged on two sides of the cross beam (110).

5. The electric hoist jacking alarm and power supply cutting device used in the high-temperature area according to claim 4, characterized in that: the guide plate (311) is provided with a guide sleeve, and the connecting rod (211) penetrates through the guide sleeve.

6. The electric hoist jacking alarm and power supply cutting device used in the high-temperature area according to claim 1, characterized in that: the tail end of the connecting rod (211) is in threaded connection with at least two nuts (212), and a connecting plate (213) is arranged between the nuts (212).

7. The electric hoist lifting alarm and power supply cutoff device for use in a high temperature area according to claim 1, wherein: the guide plate (311) is fixed on the fixing plate (310) through a bolt, and a long notch is formed in the fixing plate (310).